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Finding the Fourth Proportional to 29,899.56, 44,850.12 and 9,123

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Solution

The fourth proportional to 29,899.56, 44,850.12 and 9,123 is: 13,684.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,899.56 : 44,850.12 = 9,123 : x
  2. Step 2: Convert to fraction form
    29,899.56/44,850.12 = 9,123/x
  3. Step 3: Cross multiply
    29,899.56x = 44,850.12 × 9,123
  4. Step 4: Simplify right side
    29,899.56x = 409,167,644.76
  5. Step 5: Solve for x
    x = 409,167,644.76/29,899.56
  6. Step 6: Final answer
    x = 13,684.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.